Monthly Historical AveragesMarathon, ON
Average Temperature
High
-6°
Feels -10
Low
-15°
Feels -22
Average Precipitation
10 Days
0mm
73.1cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, December 27, 2025
Day
1°Feels -5
Wind
25 km/h SE
Gust
38 km/h
Humidity
86%
P.O.P
70%
Snow
<1 cm
Rain
<1 mm
Night
0°Feels -6
Wind
33 km/h S
Gust
50 km/h
Humidity
93%
P.O.P
70%
Snow
1-3 cm
Historical AveragesDec 27
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity